🦠microbiology review

Diarylquinolines

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

Diarylquinolines are a class of antibiotics that specifically target mycobacterial ATP synthase, an enzyme crucial for energy production in mycobacteria. They are most notably used to treat multi-drug resistant tuberculosis.

5 Must Know Facts For Your Next Test

  1. Diarylquinolines inhibit the proton pump of mycobacterial ATP synthase.
  2. Bedaquiline is the first diarylquinoline approved for the treatment of tuberculosis.
  3. These drugs are particularly effective against multi-drug resistant strains of Mycobacterium tuberculosis.
  4. Diarylquinolines have a unique mechanism compared to other anti-tuberculosis drugs, targeting bacterial energy metabolism.
  5. Patients on diarylquinolines should be monitored for potential side effects such as hepatotoxicity and cardiac issues.
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